j2k: flatten test cases and testData directory structure

Move j2k/test/tests -> j2k/tests, j2k/test/testData -> j2k/testData

j2k/testData/fileOrElement/function/extendsBaseWhichExtendsObject.kt

@@ -0,0 +1,51 @@
+// ERROR: Unresolved reference: clone
+// ERROR: Unresolved reference: finalize
+package test
+
+class Test : Base() {
+    override fun hashCode(): Int {
+        return super.hashCode()
+    }
+
+    override fun equals(o: Any?): Boolean {
+        return super.equals(o)
+    }
+
+    throws(javaClass<CloneNotSupportedException>())
+    override fun clone(): Any {
+        return super.clone()
+    }
+
+    override fun toString(): String {
+        return super.toString()
+    }
+
+    throws(javaClass<Throwable>())
+    override fun finalize() {
+        super.finalize()
+    }
+}
+
+open class Base {
+    override fun hashCode(): Int {
+        return super.hashCode()
+    }
+
+    override fun equals(o: Any?): Boolean {
+        return super.equals(o)
+    }
+
+    throws(javaClass<CloneNotSupportedException>())
+    protected open fun clone(): Any {
+        return super.clone()
+    }
+
+    override fun toString(): String {
+        return super.toString()
+    }
+
+    throws(javaClass<Throwable>())
+    protected open fun finalize() {
+        super.finalize()
+    }
+}